Solve the problem.Last year, Susan's average telephone bill was $149.68. In October, her telephone bill was $181.19. How much more than last year's average was the October bill?
A. $21.51
B. $31.61
C. $31.51
D. $32.51
Answer: C
Mathematics
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Solve the problem.Two schools play a tennis tournament. Each school has a team made up of 5 players, and each player must play one match with each player of the opposing team. Draw a graph with vertices representing players and edges representing matches. How many matches will be played in the tournament?
What will be an ideal response?
Mathematics
Match the graph to one of the listed functions. 
A. f(x) = x2 - 10x B. f(x) = -x2 - 10x C. f(x) = x2 - 10 D. f(x) = -x2 - 10
Mathematics
Write the expression in standard form.
A. 
B. 
i
C. 
+ 
i
D. 
- 
i
Mathematics
Provide an appropriate response.Given the two points C(-9, -5) and D(7, -2), compute the slope of the line that passes through the points.
A. m = 
B. m = 0
C. m = - 3
D. m = - 
Mathematics